MX29LV320D T/B
MX29LV320D T/B
DATASHEET
P/N:PM1281
REV. 1.2, OCT. 02, 2009
1
MX29LV320D T/B
Contents
FEATURES ............................................................................................................................................................. 5
GENERAL DESCRIPTION ..................................................................................................................................... 6
PIN CONFIGURATION ........................................................................................................................................... 7
PIN DESCRIPTION ................................................................................................................................................. 8
BLOCK DIAGRAM.................................................................................................................................................. 9
BLOCK DIAGRAM DESCRIPTION ...................................................................................................................... 10
BLOCK STRUCTURE........................................................................................................................................... 11
Table 1.a: MX29LV320DT SECTOR GROUP ARCHITECTURE ................................................................ 11
Table 1.b: MX29LV320DB SECTOR GROUP ARCHITECTURE ............................................................... 13
BUS OPERATION ................................................................................................................................................. 15
Table 2-1. BUS OPERATION ...................................................................................................................... 15
Table 2-2. BUS OPERATION ...................................................................................................................... 16
FUNCTIONAL OPERATION DESCRIPTION ....................................................................................................... 17
READ OPERATION .................................................................................................................................... 17
WRITE OPERATION ................................................................................................................................... 17
DEVICE RESET .......................................................................................................................................... 17
STANDBY MODE ........................................................................................................................................ 17
OUTPUT DISABLE ..................................................................................................................................... 17
BYTE/WORD SELECTION ......................................................................................................................... 18
HARDWARE WRITE PROTECT ................................................................................................................. 18
ACCELERATED PROGRAMMING OPERATION ...................................................................................... 18
TEMPORARY SECTOR GROUP UNPROTECT OPERATION ................................................................. 18
SECTOR GROUP PROTECT OPERATION ............................................................................................... 18
CHIP UNPROTECT OPERATION............................................................................................................... 19
AUTOMATIC SELECT BUS OPERATIONS ................................................................................................ 19
SECTOR LOCK STATUS VERIFICATION .................................................................................................. 19
READ SILICON ID MANUFACTURER CODE ............................................................................................ 19
READ SILICON ID MX29LV320DT CODE .................................................................................................. 19
READ SILICON ID MX29LV320DB CODE ................................................................................................. 19
READ INDICATOR BIT (Q7) FOR SECURITY SECTOR ........................................................................... 20
INHERENT DATA PROTECTION................................................................................................................ 20
COMMAND COMPLETION......................................................................................................................... 20
LOW VCC WRITE INHIBIT ......................................................................................................................... 20
WRITE PULSE "GLITCH" PROTECTION................................................................................................... 20
LOGICAL INHIBIT ....................................................................................................................................... 20
POWER-UP SEQUENCE ........................................................................................................................... 20
POWER-UP WRITE INHIBIT ...................................................................................................................... 21
POWER SUPPLY DECOUPLING ............................................................................................................... 21
P/N:PM1281
REV. 1.2, OCT. 02, 2009
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MX29LV320D T/B
COMMAND OPERATIONS ................................................................................................................................... 22
TABLE 3. MX29LV320D T/B COMMAND DEFINITIONS ............................................................................ 22
AUTOMATIC PROGRAMMING OF THE MEMORY ARRAY ...................................................................... 23
SECTOR ERASE ........................................................................................................................................ 24
CHIP ERASE.............................................................................................................................................. 25
SECTOR ERASE SUSPEND ...................................................................................................................... 25
SECTOR ERASE RESUME ........................................................................................................................ 26
AUTOMATIC SELECT OPERATIONS ........................................................................................................ 26
AUTOMATIC SELECT COMMAND SEQUENCE ....................................................................................... 26
READ MANUFACTURER ID OR DEVICE ID ............................................................................................. 27
SECURITY SECTOR LOCK STATUS ......................................................................................................... 27
VERIFY SECTOR GROUP PROTECTION ................................................................................................. 27
SECURITY SECTOR FLASH MEMORY REGION ..................................................................................... 27
FACTORY LOCKED: SECURITY SECTOR PROGRAMMED AND PROTECTED AT THE FACTORY .... 27
FACTORY LOCKED: SECURITY SECTOR PROGRAMMED AND PROTECTED AT THE FACTORY .... 28
CUSTOMER LOCKABLE: SECURITY SECTOR NOT PROGRAMMED OR PROTECTED AT THE
FACTORY.................................................................................................................................................... 28
ENTER AND EXIT SECURITY SECTOR .................................................................................................... 28
RESET OPERATION .................................................................................................................................. 29
COMMON FLASH MEMORY INTERFACE (CFI) MODE ..................................................................................... 30
QUERY COMMAND AND COMMAND FLASH MEMORY INTERFACE (CFI) MODE ............................... 30
Table 4-1. CFI mode: Identification Data Values
......................................................................................... 30
Table 4-2. CFI Mode: System Interface Data Values
.................................................................................. 30
Table 4-3. CFI Mode: Device Geometry Data Values
.................................................................................. 31
Table 4-4. CFI Mode: Primary Vendor-Specific Extended Query Data Values
............................................ 32
ELECTRICAL CHARACTERISTICS .................................................................................................................... 33
ABSOLUTE MAXIMUM STRESS RATINGS............................................................................................... 33
OPERATING TEMPERATURE AND VOLTAGE .......................................................................................... 33
DC CHARACTERISTICS ............................................................................................................................ 34
SWITCHING TEST CIRCUIT ...................................................................................................................... 35
SWITCHING TEST WAVEFORM ............................................................................................................... 35
AC CHARACTERISTICS ............................................................................................................................ 36
WRITE COMMAND OPERATION......................................................................................................................... 37
Figure 1. COMMAND WRITE OPERATION
................................................................................................ 37
READ/RESET OPERATION ................................................................................................................................. 38
Figure 2. READ TIMING WAVEFORM
........................................................................................................ 38
Figure 3. RESET# TIMING WAVEFORM
................................................................................................... 39
ERASE/PROGRAM OPERATION ........................................................................................................................ 40
Figure 4. AUTOMATIC CHIP ERASE TIMING WAVEFORM
...................................................................... 40
Figure 5. AUTOMATIC CHIP ERASE ALGORITHM FLOWCHART
............................................................ 41
Figure 6. AUTOMATIC SECTOR ERASE TIMING WAVEFORM
................................................................ 42
Figure 7. AUTOMATIC SECTOR ERASE ALGORITHM FLOWCHART
.................................................... 43
P/N:PM1281
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MX29LV320D T/B
Figure 8. ERASE SUSPEND/RESUME FLOWCHART
.............................................................................. 44
Figure 9. AUTOMATIC PROGRAM TIMING WAVEFORM
.......................................................................... 45
Figure 10. ACCELERATED PROGRAM TIMING DIAGRAM
..................................................................... 45
Figure 11. CE# CONTROLLED WRITE TIMING WAVEFORM
................................................................... 46
Figure 12. AUTOMATIC PROGRAMMING ALGORITHM FLOWCHART
.................................................... 47
SECTOR GROUP PROTECT/CHIP UNPROTECT .............................................................................................. 48
Figure 13. SECTOR GROUP PROTECT/CHIP UNPROTECT WAVEFORM (RESET# Control)
............... 48
Figure 14. IN-SYSTEM SECTOR GROUP PROTECT WITH RESET#=Vhv
.............................................. 49
Figure 15. CHIP UNPROTECT ALGORITHM WITH RESET#=Vhv
............................................................ 50
Table 5. TEMPORARY SECTOR GROUP UNPROTECT ........................................................................... 51
Figure 16. TEMPORARY SECTOR GROUP UNPROTECT WAVEFORM
................................................. 51
Figure 17. TEMPORARY SECTOR GROUP UNPROTECT FLOWCHART
............................................... 52
Figure 18. SILICON ID READ TIMING WAVEFORM
.................................................................................. 53
WRITE OPERATION STATUS .............................................................................................................................. 54
Figure 19. DATA# POLLING TIMING WAVEFORM (DURING AUTOMATIC ALGORITHM)
....................... 54
Figure 20. DATA# POLLING ALGORITHM
................................................................................................. 55
Figure 21. TOGGLE BIT TIMING WAVEFORM (DURING AUTOMATIC ALGORITHM)
............................ 56
Figure 22. TOGGLE BIT ALGORITHM........................................................................................................
57
Figure 23. BYTE# TIMING WAVEFORM FOR READ OPERATIONS (BYTE# switching from byte mode to
word mode)
................................................................................................................................................. 58
RECOMMENDED OPERATING CONDITIONS .................................................................................................... 59
ERASE AND PROGRAMMING PERFORMANCE ............................................................................................... 60
DATA RETENTION ............................................................................................................................................... 60
LATCH-UP CHARACTERISTICS ......................................................................................................................... 60
TSOP PIN CAPACITANCE ................................................................................................................................... 60
ORDERING INFORMATION ................................................................................................................................. 61
PART NAME DESCRIPTION ................................................................................................................................ 62
PACKAGE INFORMATION ................................................................................................................................... 63
REVISION HISTORY ............................................................................................................................................ 67
P/N:PM1281
REV. 1.2, OCT. 02, 2009
4
MX29LV320D T/B
32M-BIT [4M x 8 / 2M x 16] 3V SUPPLY FLASH MEMORY
FEATURES
GENERAL FEATURES
• Byte/Word switchable
- 4,194,304 x 8 / 2,097,152 x 16
• Sector Structure
- 8K-Byte x 8 and 64K-Byte x 63
• Extra 64K-Byte sector for security
- Features factory locked and identifiable, and customer lockable
• Twenty-Four Sector Groups
- Provides sector group protect function to prevent program or erase operation in the protected sector group
- Provides chip unprotect function to allow code changing
- Provides temporary sector group unprotect function for code changing in previously protected sector groups
• Power Supply Operation
- Vcc 2.7 to 3.6 volt for read, erase, and program operations
• Latch-up protected to 100mA from -1V to 1.5 x Vcc
• Low Vcc write inhibit : Vcc ≤ Vlko
• Compatible with JEDEC standard
- Pinout and software compatible to single power supply Flash
•
Functional compatible with MX29LV320C T/B device
PERFORMANCE
• High Performance
- Fast access time: 70ns
- Fast program time: 11us/word typical utilizing accelerate function
- Fast erase time: 0.7s/sector, 35s/chip (typical)
• Low Power Consumption
- Low active read current: 10mA (typical) at 5MHz
- Low standby current: 5uA (typical)
• Typical 100,000 erase/program cycle
• 20 years data retention
SOFTWARE FEATURES
• Erase Suspend/ Erase Resume
- Suspends sector erase operation to read data from or program data to another sector which is not being
erased
• Status Reply
- Data# Polling & Toggle bits provide detection of program and erase operation completion
• Support Common Flash Interface (CFI)
HARDWARE FEATURES
• Ready/Busy# (RY/BY#) Output
- Provides a hardware method of detecting program and erase operation completion
• Hardware Reset (RESET#) Input
- Provides a hardware method to reset the internal state machine to read mode
• WP#/ACC input pin
- Provides accelerated program capability
P/N:PM1281
REV. 1.2, OCT. 02, 2009
5